Home / 2,733.66-3,771.10-1,724.90

Finding the Fourth Proportional to 2,733.66, 3,771.10 and 1,724.90

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Solution

The fourth proportional to 2,733.66, 3,771.10 and 1,724.90 is: 2,379.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,733.66 : 3,771.10 = 1,724.90 : x
  2. Step 2: Convert to fraction form
    2,733.66/3,771.10 = 1,724.90/x
  3. Step 3: Cross multiply
    2,733.66x = 3,771.10 × 1,724.90
  4. Step 4: Simplify right side
    2,733.66x = 6,504,775.51
  5. Step 5: Solve for x
    x = 6,504,775.51/2,733.66
  6. Step 6: Final answer
    x = 2,379.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.